package cn.lili.handler.impl.promotion;

import cn.lili.common.enums.PromotionTypeEnum;
import cn.lili.handler.EveryDayExecute;
import cn.lili.modules.promotion.entity.dos.Seckill;
import cn.lili.modules.promotion.service.SeckillService;
import cn.lili.modules.promotion.tools.PromotionTools;
import cn.lili.modules.search.service.EsGoodsIndexService;
import cn.lili.modules.system.entity.dos.Setting;
import cn.lili.modules.system.entity.dto.SeckillSetting;
import cn.lili.modules.system.entity.enums.SettingEnum;
import cn.lili.modules.system.service.SettingService;
import com.google.gson.Gson;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

/**
 * 促销活动每日定时器
 *
 * @author Chopper
 * @since 2021/3/18 3:23 下午
 */
@Slf4j
@Component
public class PromotionEverydayExecute implements EveryDayExecute {

    /**
     * ES商品索引
     */
    @Autowired
    private EsGoodsIndexService esGoodsIndexService;
    /**
     * 系统设置
     */
    @Autowired
    private SettingService settingService;
    /**
     * 秒杀活动
     */
    @Autowired
    private SeckillService seckillService;

    /**
     * 将已过期的促销活动置为结束
     */
    @Override
    public void execute() {
        try {
            //清除所有商品索引的无效促销活动
            this.esGoodsIndexService.cleanInvalidPromotion();
        } catch (Exception e) {
            log.error("清楚商品索引中无效促销异常", e);
        }
        try {
            //定时创建活动
            addSeckill();
        } catch (Exception e) {
            log.error("秒杀活动添加异常", e);
        }

    }

    /**
     * 添加秒杀活动
     * 从系统设置中获取秒杀活动的配置
     * 添加明天后的秒杀活动
     */
    private void addSeckill() {
        Setting setting = settingService.get(SettingEnum.SECKILL_SETTING.name());
        SeckillSetting seckillSetting = new Gson().fromJson(setting.getSettingValue(), SeckillSetting.class);
        log.info("生成秒杀活动设置：{}", seckillSetting);
        for (int i = 1; i <= SeckillService.PRE_CREATION; i++) {
            Seckill seckill = new Seckill(i, seckillSetting.getHours(), seckillSetting.getSeckillRule());
            seckill.setApplyEndTime(null);

            //如果已经存在促销，则不再次保存
            if (seckillService.list(
                    PromotionTools.checkActiveTime(seckill.getStartTime(), seckill.getEndTime(), PromotionTypeEnum.SECKILL, null, seckill.getId())).isEmpty()) {
                boolean result = seckillService.savePromotions(seckill);
                log.info("生成秒杀活动参数：{},结果：{}", seckill, result);
            }
        }
    }
}